Tony Hawk's Underground 2 (Xbox)

Ben Franklin
Complete Boston in Story mode.

Blowup Construction Site
First set your board on fire, (there is fire on the right of the cannons) go to the cannons and grind the string on each one. It should show a video of a house blowing up.

Bull Fighter
Complete Barcelona in Story Mode.

Cheat Codes
Under Option go to Cheats. After that, enter:

Effect - Password

Paulie on skateboard - 4wheeler

Cheat Mode
Unlock all levels in classic mode, then clear all the gaps in all fifteen levels. All the cheat options will now appear in the cheats menu on the game options screen, and can be toggled on or off as desired.

Eric Koston in Australia
When you are in Australia in Story Mode, Make the bulldozer machine hit the koala head into the wall that makes you enter the rocky bit where the Aussie in the Go-cart is. To do that, Nataus spin on the red fire hydrant. Anyway, go into the rocky bit and turn into the aussie. Go back to where the Bulldozer machine is and grind across the Crane bit. Then it will show you a movie of the koala head falling off and smashing stuff. Look closely. When the koala head hits the stairs, Eric Kosten is dodging out of the way.

Collect SKATE Letters
This goal is for the skate letters in berlin on classic mode. Approach the grey building with the red ledges in the corner of the level near the church. Wallride and grind up to the 2nd ledge to collect the S. Keep grinding around the corner and onto the shop ledges. Collect the K and jump down to the right. The A is on the 3rd floor of the bright yellow building in the opposite corner. After collecting it grind along the ledge you're on and across the wire with the T to the other roof. Use the kicker off that roof to get E the last letter.

Get the secret tape
In the level Berlin, on classic mode, this hint will tell you how to get the secret tape. The tape is up on the church roof. Get into the church using a Spine-Transfer through the gap in the wall. There's a ladder on the inside but it's high off the ground, to get onto it launch up the quarter-pipe and get off your board in mid-air. Ascend the ladder up into the church roof. walk around the ledge and turn right. jump onto the wooden board in the far right corner and then quarter turn left. walk up this ledge and get the tape.

Graffiti Tagger
Complete Berlin in Story Mode.

Help weeman
Sticker slap on the glass where the fish is.

Jester
Complete New Orleans in Story Mode.

Keep the Cat on your Head
On the level Skatopia, get some bombs then get the cat on your head (find the cat near the guy who wants you to spine over the balloon). Throw one bomb to keep the cat on your head.

Matador
Successfully complete the Barcelona level in story mode.

Natas Kaupas
Successfully complete classic mode under the sick difficulty setting.

Nigel
Successfully complete story mode under the sick difficulty setting.

Peds Group A
Successfully complete story mode under the easy difficulty setting.

Peds Group B
Successfully complete story mode under the normal difficulty setting.

Peds Group C
Successfully complete story mode under the sick difficulty setting.

Peds Group D
Successfully complete classic mode under the normal difficulty setting.

Peds Group E
Successfully complete classic mode under the sick difficulty setting.

Peds Group F, Probails 2 Video
Complete Story mode with 100%.

Peds Group G, Neversoft Skates Video
Complete Classic mode with 100%.

Peds Group H, Cheat Codes
Get all gaps on all 15 levels.

Perfect Balance
First go to Game options in the main menu and go down to cheats. Enter in "straightedge" (without the quotation marks) as a code, and then go back to the main menu. Now, to turn on the cheat, start playing in free skate or whatever and pause the game. In the pause screen go to cheats and toggle perfect balance on or off.

R/V halfpipe
To unlock the R/V halfpipe and that mission for your character, play as Jesse James and jump over three cars.

Ryan Sheckler
Complete Skateopia in Story Mode.

See Star Wars Kid Dance
In Boston, Find the archway on the rightside of the level, just down the street from Jeers, and head inside. Then Spine over to the higher halfpipe and then get some air and jump to the left of the halfpipe and press Black as you break through the left window above the arch. Star Wars Kid will be waiting inside the small room. Press B to make him dance! Press B again to make him stop.

Shrimp Vendor
Complete Australia in Story Mode.

Skatopia level: Rope ride
Grab on to what looks like a jet pack and it will take you on a very fast rope ride.

Skatopia: Easy Bomb Box mission
The easiest way to complete the Bomb Box mission in Skatopia is to Flip Trick onto one of the lower boxes and Caveman the rest in that row. Just jump from box to box after getting off your board, but make sure to do one row at a time.

The Hand
Successfully complete story mode under the normal difficulty setting.

The Natas Spin
To do the Natas Spin, approach an object, such as a trash can, statue, or a pole, while standing on the board. Jump at it and press Y while holding R.

The Triangle Level
Complete Classic mode on "Sick"
Complete Classic mode on "Normal"

Tony Hawk's Pro Skater 1 Tony Hawk
Successfully complete classic mode under the normal difficulty setting.

Unlock Cheats Movie
Clear all the gaps on all fifteen levels.

Unlock Neversoft Skates Movie
Get a 100% completion in classic mode.

Unlock Pro Bails 1 Movie
Successfully complete classic mode.

Unlock Pro Bails 2 Movie
Get a 100% completion in story mode.

Unlock Pro Skater Level
Successfully complete story mode.

Unlock Triangle Level
Successfully complete classic mode.

Unlock World Destruction Tour Movie
Successfully complete story mode.

World Destruction Tour Video
Complete Story mode on "Sick"
Complete Story mode on "Easy"
Complete Story mode on "Normal"

Zoo level: Unlock aquarium
Jump on the house near the elephant then hop on the elephant's back. He will get mad and crush the aquarium door.